﻿using System;
using System.Diagnostics;
using System.Globalization;
using System.Runtime.InteropServices;
using System.ComponentModel.Design;
using Microsoft.Win32;
using Microsoft.VisualStudio;
using Microsoft.VisualStudio.Shell.Interop;
using Microsoft.VisualStudio.OLE.Interop;
using Microsoft.VisualStudio.Shell;

using EnvDTE80;
using Microsoft.VisualStudio.TeamFoundation;
using Microsoft.TeamFoundation.Common;
using System.Windows;
using System.Windows.Markup;


using Sogeti.VSExtention;


namespace Mskold.IterationManager
{
    /// <summary>
    /// This is the class that implements the package exposed by this assembly.
    ///
    /// The minimum requirement for a class to be considered a valid package for Visual Studio
    /// is to implement the IVsPackage interface and register itself with the shell.
    /// This package uses the helper classes defined inside the Managed Package Framework (MPF)
    /// to do it: it derives from the Package class that provides the implementation of the 
    /// IVsPackage interface and uses the registration attributes defined in the framework to 
    /// register itself and its components with the shell.
    /// </summary>
    // This attribute tells the PkgDef creation utility (CreatePkgDef.exe) that this class is
    // a package.
    [PackageRegistration(UseManagedResourcesOnly = true)]
    // This attribute is used to register the informations needed to show the this package
    // in the Help/About dialog of Visual Studio.
    [InstalledProductRegistration("#110", "#112", "1.0", IconResourceID = 400)]
    // This attribute is needed to let the shell know that this package exposes some menus.
    [ProvideMenuResource("Menus.ctmenu", 1)]
    // This attribute registers a tool window exposed by this package.
    //[ProvideToolWindow(typeof(BuildManagerToolWindow), Transient = true, Style = VsDockStyle.Tabbed, Orientation = ToolWindowOrientation.Bottom)] // This attribute registers a tool window exposed by this package.
    [Guid(GuidList.guidIterationManagerPkgString)]
    [ProvideAutoLoad("ADFC4E64-0397-11D1-9F4E-00A0C911004F")]

    public sealed class IterationManagerPackage : Package
    {


        private TeamExplorerIntergator _teamExplorerIntegrator;

        public TeamExplorerIntergator TeamExplorerIntegrator
        {
            get { 
                if (_teamExplorerIntegrator == null)
                    _teamExplorerIntegrator = new TeamExplorerIntergator(
                        this.GetService(typeof(EnvDTE.IVsExtensibility)) as EnvDTE.IVsExtensibility,  
                        (IVsTeamExplorer)GetService(typeof(IVsTeamExplorer)));
                
                return _teamExplorerIntegrator; 
            }

           
        }
        /// <summary>
        /// Default constructor of the package.
        /// Inside this method you can place any initialization code that does not require 
        /// any Visual Studio service because at this point the package object is created but 
        /// not sited yet inside Visual Studio environment. The place to do all the other 
        /// initialization is the Initialize method.
        /// </summary>
        public IterationManagerPackage()
        {
            Trace.WriteLine(string.Format(CultureInfo.CurrentCulture, "Entering constructor for: {0}", this.ToString()));

            try
            {
                FrameworkElement.LanguageProperty.OverrideMetadata(
                    typeof(FrameworkElement),
                    new FrameworkPropertyMetadata(
                        XmlLanguage.GetLanguage(
                        CultureInfo.CurrentCulture.IetfLanguageTag)));
            }
            catch (Exception ex)
            {
                Trace.WriteLine("IterationManagerPAckage constructor" + ex.Message);
            }
        }

        /// <summary>
        /// This function is called when the user clicks the menu item that shows the 
        /// tool window. See the Initialize method to see how the menu item is associated to 
        /// this function using the OleMenuCommandService service and the MenuCommand class.
        /// </summary>
        private void ShowToolWindow(object sender, EventArgs e)
        {

            try
            {

                //ToolWindowPane window = this.FindToolWindow(typeof(BuildManagerToolWindow), 0, true);
                //if ((null == window) || (null == window.Frame))
                //{
                //    throw new NotSupportedException(Resources.CanNotCreateWindow);
                //}

                //var wnd = window as BuildManagerToolWindow;
                //wnd.InitializeExtension(ext, vstfBuild);
                //IVsWindowFrame windowFrame = (IVsWindowFrame)window.Frame;
                //Microsoft.VisualStudio.ErrorHandler.ThrowOnFailure(windowFrame.Show());
            }
            catch (Exception ex)
            {
                Trace.WriteLine("***** MATTIAS **** " + ex.Message);

                IVsUIShell uiShell = (IVsUIShell)GetService(typeof(SVsUIShell));

                Guid clsid = Guid.Empty;
                int result;
                Microsoft.VisualStudio.ErrorHandler.ThrowOnFailure(uiShell.ShowMessageBox(
                           0,
                           ref clsid,
                           "IterationManager",
                           string.Format(CultureInfo.CurrentCulture, "Inside {0}.MenuItemCallback()", ex.Message),
                           string.Empty,
                           0,
                           OLEMSGBUTTON.OLEMSGBUTTON_OK,
                           OLEMSGDEFBUTTON.OLEMSGDEFBUTTON_FIRST,
                           OLEMSGICON.OLEMSGICON_INFO,
                           0,        // false
                           out result));
            }




          /// Get the instance number 0 of this tool window. This window is single instance so this instance
          //  // is actually the only one.
          //  // The last flag is set to true so that if the tool window does not exists it will be created.
          //  ToolWindowPane window = this.FindToolWindow(typeof(MyToolWindow), 0, true);
          //  if ((null == window) || (null == window.Frame))
          //  {
          //      throw new NotSupportedException(Resources.CanN  /otCreateWindow);
          //  }
          //  IVsWindowFrame windowFrame = (IVsWindowFrame)window.Frame;
          //  Microsoft.VisualStudio.ErrorHandler.ThrowOnFailure(windowFrame.Show());
        }


        /////////////////////////////////////////////////////////////////////////////
        // Overriden Package Implementation
        #region Package Members

        /// <summary>
        /// Initialization of the package; this method is called right after the package is sited, so this is the place
        /// where you can put all the initilaization code that rely on services provided by VisualStudio.
        /// </summary>
        protected override void Initialize()
        {
            Trace.WriteLine (string.Format(CultureInfo.CurrentCulture, "Entering Initialize() of: {0}", this.ToString()));
            base.Initialize();

            // Add our command handlers for menu (commands must exist in the .vsct file)
            OleMenuCommandService mcs = GetService(typeof(IMenuCommandService)) as OleMenuCommandService;
            if ( null != mcs )
            {
                // Create the command for the menu item.
                CommandID menuCommandNewIterationID = new CommandID(GuidList.guidIterationManagerCmdSet, (int)PkgCmdIDList.cmdidNewIteration);
                mcs.AddCommand(new MenuCommand(MenuItemCallback, menuCommandNewIterationID));
   
                CommandID menuCommandChangeIterationID = new CommandID(GuidList.guidIterationManagerCmdSet, (int)PkgCmdIDList.cmdidChangeCurrentIteration);
                mcs.AddCommand(new MenuCommand(MenuItemCallback, menuCommandChangeIterationID));
  
                CommandID menuCommandSettingsID = new CommandID(GuidList.guidIterationManagerCmdSet, (int)PkgCmdIDList.cmdidIterationSettings);
                mcs.AddCommand(new MenuCommand(MenuItemCallback, menuCommandSettingsID));

                CommandID menuCommandAboutID = new CommandID(GuidList.guidIterationManagerCmdSet, (int)PkgCmdIDList.cmdidAboutIterationManager);
                mcs.AddCommand(new MenuCommand(MenuItemCallback, menuCommandAboutID));

                //// Create the command for the tool window
                //CommandID toolwndCommandID = new CommandID(GuidList.guidIterationManagerCmdSet, (int)PkgCmdIDList.cmdidIterationSettings);
                //MenuCommand menuToolWin = new MenuCommand(ShowToolWindow, toolwndCommandID);
                //mcs.AddCommand( menuToolWin );
            }


        }
        #endregion

        /// <summary>
        /// This function is the callback used to execute a command when the a menu item is clicked.
        /// See the Initialize method to see how the menu item is associated to this function using
        /// the OleMenuCommandService service and the MenuCommand class.
        /// </summary>
        private void MenuItemCallback(object sender, EventArgs e)
        {

            IVsUIShell uiShell = (IVsUIShell)GetService(typeof(SVsUIShell));

            try
            {
                

                uiShell.SetWaitCursor();
                
                if (((MenuCommand)sender).CommandID.ID == PkgCmdIDList.cmdidNewIteration)
                {



                    CheckAndDoWelcomeRace();
                    
                    uiShell.SetWaitCursor();
                    NewIteration newDlg = new NewIteration(TeamExplorerIntegrator);
                    
                    newDlg.ShowDialog();

             

                }
                if (((MenuCommand)sender).CommandID.ID == PkgCmdIDList.cmdidIterationSettings   )
                {
                    IterationManagerConfig config = new IterationManagerConfig(TeamExplorerIntegrator);
                    config.Load();
                    SettingsDlg settingsDlg = new SettingsDlg(config, TeamExplorerIntegrator);
                    settingsDlg.ShowDialog();
                    
                    TeamExplorerIntegrator.RefreshTeamExplorer();

                }
                if (((MenuCommand)sender).CommandID.ID == PkgCmdIDList.cmdidChangeCurrentIteration)
                {
                    CheckAndDoWelcomeRace();

                    IterationManagerConfig config = new IterationManagerConfig(TeamExplorerIntegrator);
                    config.Load();

                    ChangeIteration changeIterationsDlg = new ChangeIteration(config, TeamExplorerIntegrator);
                    changeIterationsDlg.ShowDialog();

                    TeamExplorerIntegrator.RefreshTeamExplorer();

                }

                if (((MenuCommand)sender).CommandID.ID == PkgCmdIDList.cmdidAboutIterationManager)
                {
           
                    Welcome aboutDlg = new Welcome(true);
                    aboutDlg.ShowDialog();

                }

            

            }

            catch (Exception ex)
            {
                Trace.WriteLine("***** MATTIAS **** " + ex.Message);

                

                Guid clsid = Guid.Empty;
                int result;
                Microsoft.VisualStudio.ErrorHandler.ThrowOnFailure(uiShell.ShowMessageBox(
                           0,
                           ref clsid,
                           "IterationManager",
                           string.Format(CultureInfo.CurrentCulture, "Msg:  {0}.Stacktrace: {1}", ex.Message, ex.StackTrace),
                           string.Empty,
                           0,
                           OLEMSGBUTTON.OLEMSGBUTTON_OK,
                           OLEMSGDEFBUTTON.OLEMSGDEFBUTTON_FIRST,
                           OLEMSGICON.OLEMSGICON_INFO,
                           0,        // false
                           out result));
            }



     


            if(false)
            {
              
        
            

                Guid clsid = Guid.Empty;
                int result;
                Microsoft.VisualStudio.ErrorHandler.ThrowOnFailure(uiShell.ShowMessageBox(
                           0,
                           ref clsid,
                           "IterationManager",
                           string.Format(CultureInfo.CurrentCulture, "Inside {0}.MenuItemCallback()", this.ToString()),
                           string.Empty,
                           0,
                           OLEMSGBUTTON.OLEMSGBUTTON_OK,
                           OLEMSGDEFBUTTON.OLEMSGDEFBUTTON_FIRST,
                           OLEMSGICON.OLEMSGICON_INFO,
                           0,        // false
                           out result));
            }
        }

        private void CheckAndDoWelcomeRace()
        {
            IterationManagerConfig config = new IterationManagerConfig(TeamExplorerIntegrator);
            if (!config.ConfigFileExist())
            {
                Welcome welcomeMsg = new Welcome(false);
                welcomeMsg.ShowDialog();

                config.Load();
                SettingsDlg settingsDlg = new SettingsDlg(config, TeamExplorerIntegrator);
                settingsDlg.ShowDialog();
            }
            else
            {

            }
        }

    }
}
